Definition of "ischial" [is•chi•al]

• Of, or pertaining to, the ischium. (adjective)

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• "Mostly all baboons have long almost dog like muzzles, heavy powerful jaws, close-set eyes thick fur except on their muzzle rough spots on their rear ends and a short tail, the rough spots on the rear ends of the baboon are called ischial callosities."
• "a mandrill baboon sitting Species: M. sphinx fur except on their muzzle rough spots on their rear ends and a short tail, the rough spots on the rear ends of the baboon are called ischial callosities."
• "The saddle should provide your main area of support on the bike; however the crotch was not designed to bear weight so I believe we should use as much of the skeleton for support as possible, meaning that you should sit mostly on your ischial tuberositiessit bone."